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August 1997

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TechNet Mail Forum<[log in to unmask]>
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Date:
Wed, 20 Aug 1997 11:19:00 -0700
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"TechNet Mail Forum." <[log in to unmask]>, Bogdan Gaby <[log in to unmask]>
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From:
Bogdan Gaby <[log in to unmask]>
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[log in to unmask] wrote:
>
>      People:
>
>      Does anyone have maximum pull strength figures (in pounds) for a
>      straight inserted lead into an 0.062 thick PCB. The leads are 0.040"
>      to 0.080" diameter, and the PTHs are 0.007" to 0.010" larger than the
>      leads.  The solder is 63/37.  Both the lead and the PTH are solder
>      plated over copper.
>
>      Thanks in advance ! For each hole/
pad/wire/solder configuration there are different values.
If time permits you,you can get useful information in the book
"SOLDERING HANDBOOK FOR PRINTED CIRCUITS AND SURFACE MOUNTING"
second edition by HOWARD H. MANKO chapter 1.DESIGN FOR GOOD SOLDERING
AND CLEANING.
Good luck
Gaby


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